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Honkai Star Rail Luka Guide

Honkai Star Rail Luka is a Nihility character who excels at boosting team damage through Bleed effects and enemy debuffs. A skilled fighter from the Underworld’s Wildfire group, Luka uses his mechanical arm and MMA-honed strength to weaken foes over time. Fueled by personal loss, he fights to protect others, applying constant pressure in battle with high-speed attacks and Fighting Will stacks that amplify his Physical damage.

Luka Character

Luka Build

The Nihility Path

The Nihility

Physical

Physical

⭐️⭐️⭐️⭐️

HP

HP

917

ATK

ATK

582

DEF

DEF

485

Speed

Speed

103

Taunt

Taunt

100

Body: ATK%

Feet: Speed / ATK%

Planar Sphere: Physical DMG

Link Rope: ATK%

Speed

ATK%

Effect Hit Rate

Break Effect

Honkai Star Rail Luka Guide: Abilities and Skills

Luka Skills
Direct Punch

Direct Punch

Luka Normal Attack

Single Target

Deals Physical DMG equal to 50% of Luka’s ATK to a single enemy.

Lacerating Fist

Lacerating Fist

Luka Skill

Single Target

Deals Physical DMG equal to 60% of Luka’s ATK to a single enemy target. In addition, there is a 100% base chance to inflict Bleed on them, lasting for 3 turn(s). While Bleeding, the enemy will take 24% of their Max HP as Physical DoT at the start of each turn. This DMG will not exceed more than 130% of Luka’s ATK.

Snowfield First Aid

Snowfield First Aid

Luka Ultimate

Single Target

Energy Cost: 130

Receives 2 stack(s) of Fighting Will, with a 100% base chance to increase a single enemy target’s DMG received by 12% for 3 turn(s). Then, deals Physical DMG equal to 198% of Luka’s ATK to the target.

Flying Sparks

Flying Sparks

Luka Talent

Enhance

After Luka uses his Basic ATK or Skill, he receives 1 stack(s) of Fighting Will, up to 4 stacks. When he has 2 or more stacks of Fighting Will, his Basic ATK becomes Enhanced Basic ATK. When his Enhanced Basic ATK Sky-Shatter Fist hits a Bleeding enemy target, the target will be immediately dealt Bleed DMG for 1 time equal to 68% of the original DMG. At the start of battle, Luka will possess 1 stack of Fighting Will.

Anticipator

Anticipator

Luka Technique

Impair

Immediately attacks the enemy. Upon entering battle, Luka deals Physical DMG equal to 50% of his ATK to a random single enemy with a 100% base chance to inflict his Skill’s Bleed effect on the target. Then, Luka gains 1 additional stack of Fighting Will.

Luka Traces
Luka Trace

Kinetic Overload

First Tier (Ascension 2)

When the Skill is used, immediately dispels 1 buff from the enemy target.

Second Tier (Ascension 2)

Effect Hit Rate + 4%

Third Tier (Ascension 3)

ATK + 4%

Fourth Tier (Ascension 3)

DEF + 4%

Luka Trace

The Secret Strategy

First Tier (Ascension 4)

For every stack of Fighting Will obtained, additionally regenerates 3 Energy.

Second Tier (Ascension 4)

ATK + 6%

Third Tier (Ascension 5)

Effect Hit Rate + 6%

Fourth Tier (Ascension 5)

ATK + 6%

Luka Trace

Crush Fighting Will

First Tier (Ascension 6)

When using Enhanced Basic ATK, every hit Direct Punch deals has a 50% fixed chance for Luka to use 1 additional hit. This effect does not apply to additional hits generated in this way.

Second Tier (Ascension 6)

DEF + 7.5%

Third Tier (Lv. 75)

Effect Hit Rate + 8%

Luka Eidolons
Fighting Endlessly

Fighting Endlessly

Luka Eidolon Level 1

When Luka takes action, if the target enemy is Bleeding, increases DMG dealt by Luka by 15% for 2 turn(s).

The Enemy is Weak, I am Strong

The Enemy is Weak, I am Strong

Luka Eidolon Level 2

If the Skill hits an enemy target with Physical Weakness, gain 1 stack(s) of Fighting Will.

Born for the Ring

Born for the Ring

Luka Eidolon Level 3

Skill Lv. +2, up to a maximum of Lv. 15.

Talent Lv. +2, up to a maximum of Lv. 15.

Never Turning Back

Never Turning Back

Luka Eidolon Level 4

For every stack of Fighting Will obtained, increases ATK by 5%, stacking up to 4 time(s).

The Spirit of Wildfire

The Spirit of Wildfire

Luka Eidolon Level 5

Ultimate Lv. +2, up to a maximum of Lv. 15.

Basic ATK Lv. +1, up to a maximum of Lv. 10.

A Champion's Applause

A Champion’s Applause

Luka Eidolon Level 6

After the Enhanced Basic ATK’s “Rising Uppercut” hits a Bleeding enemy target, the Bleed status will immediately deal DMG 1 time equal to 8% of the original DMG for every hit of Direct Punch already unleashed during the current Enhanced Basic ATK.

Honkai Star Rail Luka Guide: Team Compositions

Honkai Star Rail Luka is a flexible Nihility unit who fits both DPS and support roles. His Bleed and damage-boosting debuffs make him a strong team amplifier. Here are two team comps that highlight Luka’s synergy and strategic versatility.

Premium Team (Luka as Main DPS)

Honkai Star Rail Luka

Luka

Honkai Star Rail Luka excels as a Main DPS by inflicting Bleed and increasing enemy damage taken. His kit rapidly breaks weaknesses and builds Fighting Will stacks to deal high Physical damage, making him ideal for boosting overall team output.

Honkai Star Rail Yanqing

Yanqing

Yanqing thrives as a Main DPS with high Crit Rate and Crit DMG. His abilities boost crit potential and reward precision, making him effective when paired with support units that break weaknesses or enhance his critical strike efficiency.

Honkai Star Rail Gepard

Gepard

Gepard is a top-tier shielder whose DEF-scaling barriers protect the team from heavy damage. His shields are vital for survival in difficult fights, letting fragile allies safely deal damage while he maintains defensive control.

Honkai Star Rail Natasha

Natasha

Natasha is a reliable healer who restores team HP and ensures long-term survivability. Her abilities scale with her stats and are key for keeping DPS characters in the fight, especially in sustained or boss-heavy encounters.

Honkai Star Rail Luka Guide: Ascension Materials

Level Credits Enemy Drops Stagnant Shadow Drops
20 3,200 4x Ancient Part
30 6,400 8x Ancient Part
40 12,800 5x Ancient Spindle 2x Broken Teeth of Iron Wolf
50 32,000 8x Ancient Spindle 5x Broken Teeth of Iron Wolf
60 64,000 5x Ancient Engine 15x Broken Teeth of Iron Wolf
70 128,000 7x Ancient Engine 28x Broken Teeth of Iron Wolf
Level Credits Calyx Materials Enemy Drops
2 4,000 2x Obsidian of Dread 4x Ancient Part
3 8,000 2x Obsidian of Desolation 2x Ancient Spindle
4 16,000 4x Obsidian of Desolation 3x Ancient Spindle
5 36,000 2x Obsidian of Obsession 2x Ancient Engine
6 128,000 6x Obsidian of Obsession 3x Ancient Engine
Level Credits Calyx Materials Enemy Drops Echoes of War Drops Tracks of Destiny
2 2,000 2x Ancient Part
3 4,000 2x Obsidian of Dread 4x Ancient Part
4 8,000 2x Obsidian of Desolation 2x Ancient Spindle
5 16,000 4x Obsidian of Desolation 3x Ancient Spindle
6 24,000 6x Obsidian of Desolation 5x Ancient Spindle
7 36,000 2x Obsidian of Obsession 2x Ancient Engine
8 64,000 4x Obsidian of Obsession 3x Ancient Engine 1x Regret of Infinite Ochema
9 128,000 6x Obsidian of Obsession 1x Regret of Infinite Ochema
10 240,000 11x Obsidian of Obsession 1x Regret of Infinite Ochema 1x Tracks of Destiny
Name Credits Trace Materials Echoes of War Drops Tracks of Destiny
Kinetic Overload 4,000 2x Obsidian of Dread 1x Regret of Infinite Ochema
Cycle Braking 16,000 4x Obsidian of Desolation 1x Regret of Infinite Ochema 1x Tracks of Destiny
Crush Fighting Will 128,000 6x Obsidian of Obsession 1x Regret of Infinite Ochema 1x Tracks of Destiny

Honkai Star Rail Luka Guide: Conclusion

Honkai Star Rail Luka is a flexible Nihility character who excels as both a main DPS and a support. With Bleed infliction, Physical damage, and Fighting Will stacks, he boosts team output while weakening enemies. Whether amplifying damage or breaking weaknesses, Luka adapts to many team setups. Build him with Speed, ATK%, Effect Hit Rate, and Break Effect for best results. With the right Light Cones and Relics, Luka becomes a key asset in any team composition.

Frequently Asked Questions (F.A.Q)

❓Does Luka work in Simulated Universe?

Very well. Luka excels in SU with Nihility or DoT Blessings, especially those boosting Bleed or Break mechanics. He fits both DPS and support roles.

❓Can Luka break shields effectively?

Yes. With decent Speed and frequent attacks, Luka builds up Break quickly. Pair him with Thief of Shooting Meteor to boost Break Effect further.

❓Is Luka viable without Eidolons?

Yes. Even at E0, Luka is fully functional. Eidolons improve consistency and damage, but his full kit is effective without them.

❓Is Luka good in Forgotten Hall/Memorial Arena?

Yes. In modes where single-target or DoT pressure is key, Luka shines. He weakens enemies and contributes sustained Bleed damage over time.

Honkai Star Rail Luka Guide

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